2

Different stages:
You can have the rash called erythema chronicum migrans after the tick bite. This is the intiial acute infection and characteristic rash If it is not detected then it can incubate in your body and cause later sequela such as arthritis adn other systems can be invovled. There are blood tests that can be done to help clarify the diagnosis. Your physician can test for Borrelia Burgdoreri.
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3

Controversial:
Most doctors believe that lyme disease can be cured by antibiotics. There are some who think that lyme can evolve into a chronic state, but this is controversial. Most treatments advertised for "chronic lyme disease" have little if any evidence to back them up.
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6

Flu-like with rash:
Typical symptoms include fever, headache, fatigue, and a characteristic skin rash called erythema migrans. If left untreated, infection can spread to joints, the heart, and the nervous system.
http://www.cdc.gov/lyme/.
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7

A few choices.:
You should start with your primary care doctor. They would be best to diagnose it if you haven't had it diagnosed yet, because if it's not lyme disease they will also help you determine what it is that's ailing you. If you've already been diagnosed then you can be treated by your primary doctor or an infectious disease specialist.
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9

Depends:
That depends on the chances of getting bitten by a deer tick, which in turn depends on where you live, whether you're spending much time outdoors in places with ticks, and what you're doing and wearing while you're there.
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10

An infection:
Lyme disease is a rickettsial infection caused by a tick bite that spreads the Lyme organism into the human host. It's most common features include skin joint and nerve involvement. Cardigan involvement with irregular rhythm can also occur. This could potentially be life threatening
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Cellulitis is an infection of the skin characterized by erythema (red), Edema(swelling), warmth, and tenderness. It usually spreads with visually indistinct borders that involve the skin and subcutaneous tissues
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